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24-Isopropylcholesterol and 22-Dehydro-24-isopropylcholesterol, Novel Sterols from a Sponge

✍ Scribed by Werner Hofheinz; Gottfried Oesterhelt


Book ID
102251929
Publisher
John Wiley and Sons
Year
1979
Tongue
German
Weight
188 KB
Volume
62
Category
Article
ISSN
0018-019X

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✦ Synopsis


Abstract

24‐Isopropycholesterol (1) and 22‐dehydro‐24‐isopropylcholesterol 2 have been isolated as the only sterols from an Australian sponge of the genus Pseudaxinyssa. Structures have been deduced from spectroscopic data.


📜 SIMILAR VOLUMES


Unusual sterolic mixture, and 24-isoprop
✍ Hong Quang Do; Laurianne Van Landeghem; Gaëtane Wielgosz-Collin; Martin Takoudju 📂 Article 📅 2009 🏛 John Wiley and Sons 🌐 English ⚖ 224 KB

## Abstract An unusual sterolic mixture (82.3% of 24‐isopropylated sterols) and its major component, 24‐isopropylcholesterol, isolated from a marine sponge, __Ciocalypta__ sp. (Halichondriidae), reduce cholesterol uptake, basolateral secretion and ACAT‐2 mRNA expression and increase the expression